[Moabusers] configuration issues on diskless cluster

[rishi pathak]

Do your nodes have multiple interfaces.
Sometimes the problem is with the mom using some other interface to talk to
server.


On Wed, Mar 12, 2008 at 3:50 AM, Gelonia L Dent <gdent at amnh.org> wrote:

> Dear All,
>
> I  am having trouble establishing a connection with the nodes on  my
> cluster. They are  reporting as down, but I've launched an mpirun on all
> the nodes and they work.
>
> Issuing the mdiag command gives the following output:
>
> demeter:~# mdiag -n
> compute node summary
> Name                    State   Procs      Memory         Opsys
>
> node0                    Idle    2:2      3932:3932     DEFAULT
> node1                    Idle    2:2      3932:3932     DEFAULT
> node2                    Down    0:2      3932:3932     DEFAULT
> node3                    Idle    2:2      3932:3932   Linux-2.6
> node4                    Idle    2:2      3932:3932     DEFAULT
> node5                    Idle    2:2      3932:3932     DEFAULT
> node6                    Down    0:2         1:1        DEFAULT
> node7                    Down    0:2         1:1        DEFAULT
> node8                    Down    0:2         1:1        DEFAULT
> node9                    Down    0:2         1:1        DEFAULT
>
> the remaining nodes up to 126 are all down as well.
>
> Why would all nodes have the default OS instead of Linux?
>
> Any insight would be helpful.
>
> --
> Gelonia Dent, PhD
> Manager of Scientific Computing
> Invertebrate Zoology
> The American Museum of Natural History
> (212) 313-7911
>
>
>
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> moabusers at supercluster.org
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>



-- 
Regards--
Rishi Pathak
National PARAM Supercomputing Facility
Center for Development of Advanced Computing(C-DAC)
Pune University Campus,Ganesh Khind Road
Pune-Maharastra
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